Home / 123,484,451.04-170,408,786.01-67,730,325.27

Finding the Fourth Proportional to 123,484,451.04, 170,408,786.01 and 67,730,325.27

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Solution

The fourth proportional to 123,484,451.04, 170,408,786.01 and 67,730,325.27 is: 93,467,982.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,484,451.04 : 170,408,786.01 = 67,730,325.27 : x
  2. Step 2: Convert to fraction form
    123,484,451.04/170,408,786.01 = 67,730,325.27/x
  3. Step 3: Cross multiply
    123,484,451.04x = 170,408,786.01 × 67,730,325.27
  4. Step 4: Simplify right side
    123,484,451.04x = 11,541,842,505,323,124
  5. Step 5: Solve for x
    x = 11,541,842,505,323,124/123,484,451.04
  6. Step 6: Final answer
    x = 93,467,982.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.